[PATCH v1] app/testpmd: avoid the process ID out of range

[Min Hu (Connor)]

Acked-by:  Min Hu (Connor) <humin29 at huawei.com>

在 2021/11/15 14:05, Haiyue Wang 写道:
> The 'proc-id' should be less than 'num-procs', if not, exit the testpmd
> and show the error message.
> 
> Fixes: a550baf24af9 ("app/testpmd: support multi-process")
> 
> Signed-off-by: Haiyue Wang <haiyue.wang at intel.com>
> ---
>   app/test-pmd/parameters.c | 6 ++++++
>   1 file changed, 6 insertions(+)
> 
> diff --git a/app/test-pmd/parameters.c b/app/test-pmd/parameters.c
> index 0974b0a38f..5251722d0f 100644
> --- a/app/test-pmd/parameters.c
> +++ b/app/test-pmd/parameters.c
> @@ -1527,6 +1527,12 @@ launch_args_parse(int argc, char** argv)
>   		rte_exit(EXIT_FAILURE, "Command line is incorrect\n");
>   	}
>   
> +	if (proc_id >= (int)num_procs)
> +		rte_exit(EXIT_FAILURE,
> +			 "The multi-process option '%s(%d)' should be less than '%s(%u)'\n",
> +			 PARAM_PROC_ID, proc_id,
> +			 PARAM_NUM_PROCS, num_procs);
> +
>   	/* Set offload configuration from command line parameters. */
>   	rx_mode.offloads = rx_offloads;
>   	tx_mode.offloads = tx_offloads;
>